#1145 - Refactor @ChangeLog based on JSON documents for 'new values' and 'old values'

src/test/java/io/ebeaninternal/server/deploy/TestDiffHelpInsertSimple.java

@@ -0,0 +1,68 @@
+package io.ebeaninternal.server.deploy;
+
+import io.ebean.BaseTestCase;
+import io.ebean.Ebean;
+import io.ebean.EbeanServer;
+import io.ebean.bean.EntityBean;
+import io.ebeaninternal.api.SpiEbeanServer;
+import io.ebeaninternal.server.text.json.SpiJsonWriter;
+import org.junit.Test;
+import org.tests.model.basic.Customer;
+import org.tests.model.basic.Order;
+import org.tests.model.basic.Order.Status;
+
+import java.io.IOException;
+import java.io.StringWriter;
+import java.sql.Date;
+import java.sql.Timestamp;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+
+public class TestDiffHelpInsertSimple extends BaseTestCase {
+
+  private long firstTime = System.currentTimeMillis() - 10000;
+
+  private EbeanServer server;
+
+  private BeanDescriptor<Order> orderDesc;
+
+  public TestDiffHelpInsertSimple() {
+    server = Ebean.getServer(null);
+    SpiEbeanServer spiServer = (SpiEbeanServer) server;
+    orderDesc = spiServer.getBeanDescriptor(Order.class);
+  }
+
+  private Order createBaseOrder(EbeanServer server) {
+    Order order1 = new Order();
+    order1.setId(12);
+    order1.setCretime(new Timestamp(firstTime));
+    order1.setCustomer(server.getReference(Customer.class, 1234));
+    order1.setStatus(Status.NEW);
+    //order1.setShipDate(new Date(firstTime));
+    order1.setOrderDate(new Date(firstTime));
+    return order1;
+  }
+
+  @Test
+  public void basic() throws IOException {
+
+    Date date = Date.valueOf("2000-01-01");
+
+    Order order1 = createBaseOrder(server);
+    order1.setOrderDate(date);
+
+    StringWriter buffer = new StringWriter();
+
+    SpiJsonWriter jsonWriter = spiEbeanServer().jsonExtended().createJsonWriter(buffer);
+
+    orderDesc.jsonWriteForInsert(jsonWriter, (EntityBean) order1);
+    jsonWriter.gen().flush();
+
+    String asJson = buffer.toString();
+
+    assertThat(asJson).startsWith("{\"status\":\"NEW\",\"orderDate\":946638000000,\"cretime\":");
+    assertThat(asJson).endsWith(",\"customer\":{\"id\":1234}}");
+  }
+
+}